NVIDIA GeForce 7900 GTX vs NVIDIA Quadro FX 1800
Graphics Processor
| GPU model | G71 | G94 |
|---|---|---|
| GPU variant | G71-U-N-A2 | G94 GL-U |
| Architecture | Curie | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 65 nm |
| Number of transistors | 278 million | 505 million |
| Die size | 196 mm² | 240 mm² |
Graphics Card
| Release date | Mar 9th, 2006 | Mar 30th, 2009 |
|---|---|---|
| Generation | GeForce 7 PCIe | Quadro FX |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Reviews | 145 in our database | 26 in our database |
| Predecessor | GeForce 6 PCIe | — |
| Successor | GeForce 8 | — |
| Launch price | — | 489 USD |
Clocks
| GPU clock | 650 MHz | 550 MHz |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1375 MHz |
Memory Configuration
| Memory size | 512 MB | 768 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 192 bit |
| Bandwidth | 51.20 GB/s | 38.40 GB/s |
Render Configuration
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 32 |
| ROPs | 16 | 12 |
| Shading units | — | 64 |
| SM count | — | 8 |
| Cache L2 | — | 48 KB |
Performance
| Pixel rate | 10.40 GPixel/s | 6.600 GPixel/s |
|---|---|---|
| Vertex rate | 1.300 GVertices/s | — |
| Texture rate | 15.60 GTexel/s | 17.60 GTexel/s |
| FP32 (float) performance | — | 176.0 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| TDP | 84 W | 59 W |
| Suggested PSU | 250 W | 250 W |
| Outputs | 2x DVI1x S-Video | 1x DVI2x DisplayPort |
| Power connectors | 1x 6-pin | None |
| Board number | P348 | P744 |
| Length | — | 198 mm 7.8 inches |
| Width | — | 111 mm 4.4 inches |
API Support & Features
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.1 |
